Uses of Package
org.apache.hadoop.fs

Packages that use org.apache.hadoop.fs

org.apache.hadoop.conf	Configuration of system parameters.
org.apache.hadoop.filecache
org.apache.hadoop.fs	An abstract file system API.
org.apache.hadoop.fs.ftp
org.apache.hadoop.fs.s3	A distributed, block-based implementation of FileSystem that uses Amazon S3 as a backing store.
org.apache.hadoop.fs.s3native	A distributed implementation of FileSystem for reading and writing files on Amazon S3.
org.apache.hadoop.fs.viewfs
org.apache.hadoop.io	Generic i/o code for use when reading and writing data to the network, to databases, and to files.
org.apache.hadoop.io.compress
org.apache.hadoop.mapred
org.apache.hadoop.mapred.join
org.apache.hadoop.mapred.lib
org.apache.hadoop.mapred.lib.db
org.apache.hadoop.mapreduce
org.apache.hadoop.mapreduce.lib.input
org.apache.hadoop.mapreduce.lib.output
org.apache.hadoop.mapreduce.security
org.apache.hadoop.mapreduce.v2.hs
org.apache.hadoop.yarn.logaggregation

Classes in org.apache.hadoop.fs used by org.apache.hadoop.conf

Path
Names a file or directory in a FileSystem.

Classes in org.apache.hadoop.fs used by org.apache.hadoop.filecache

FileStatus
Interface that represents the client side information for a file.

Classes in org.apache.hadoop.fs used by org.apache.hadoop.fs

AbstractFileSystem
This class provides an interface for implementors of a Hadoop file system (analogous to the VFS of Unix).

BlockLocation
Represents the network location of a block, information about the hosts that contain block replicas, and other block metadata (E.g.

CacheFlag
Specifies semantics for CacheDirective operations.

CanSetDropBehind

CanSetReadahead

ChecksumFileSystem
Abstract Checksumed FileSystem.

ContentSummary
Store the summary of a content (a directory or a file).

CreateFlag
CreateFlag specifies the file create semantic.

FileAlreadyExistsException
Used when target file already exists for any operation and is not configured to be overwritten.

FileChecksum
An abstract class representing file checksums for files.

FileContext
The FileContext class provides an interface to the application writer for using the Hadoop file system.

FileStatus
Interface that represents the client side information for a file.

FileSystem
An abstract base class for a fairly generic filesystem.

FilterFileSystem
A FilterFileSystem contains some other file system, which it uses as its basic file system, possibly transforming the data along the way or providing additional functionality.

FSDataInputStream
Utility that wraps a FSInputStream in a DataInputStream and buffers input through a BufferedInputStream.

FSDataOutputStream
Utility that wraps a OutputStream in a DataOutputStream.

FsServerDefaults
Provides server default configuration values to clients.

FsStatus
This class is used to represent the capacity, free and used space on a FileSystem.

LocalFileSystem
Implement the FileSystem API for the checksumed local filesystem.

LocatedFileStatus
This class defines a FileStatus that includes a file's block locations.

ParentNotDirectoryException
Indicates that the parent of specified Path is not a directory as expected.

Path
Names a file or directory in a FileSystem.

PathFilter

PositionedReadable
Stream that permits positional reading.

ReadOption
Options that can be used when reading from a FileSystem.

Seekable
Stream that permits seeking.

Syncable
This interface for flush/sync operation.

TrashPolicy
This interface is used for implementing different Trash policies.

UnsupportedFileSystemException
File system for a given file system name/scheme is not supported

VolumeId
Opaque interface that identifies a disk location.

XAttrCodec
The value of XAttr is byte[], this class is to covert byte[] to some kind of string representation or convert back.

XAttrSetFlag

Classes in org.apache.hadoop.fs used by org.apache.hadoop.fs.ftp

FileStatus
Interface that represents the client side information for a file.

FileSystem
An abstract base class for a fairly generic filesystem.

FSDataInputStream
Utility that wraps a FSInputStream in a DataInputStream and buffers input through a BufferedInputStream.

FSDataOutputStream
Utility that wraps a OutputStream in a DataOutputStream.

Path
Names a file or directory in a FileSystem.

Classes in org.apache.hadoop.fs used by org.apache.hadoop.fs.s3

FileStatus
Interface that represents the client side information for a file.

FileSystem
An abstract base class for a fairly generic filesystem.

FSDataInputStream
Utility that wraps a FSInputStream in a DataInputStream and buffers input through a BufferedInputStream.

FSDataOutputStream
Utility that wraps a OutputStream in a DataOutputStream.

Path
Names a file or directory in a FileSystem.

Classes in org.apache.hadoop.fs used by org.apache.hadoop.fs.s3native

FileStatus
Interface that represents the client side information for a file.

FileSystem
An abstract base class for a fairly generic filesystem.

FSDataInputStream
Utility that wraps a FSInputStream in a DataInputStream and buffers input through a BufferedInputStream.

FSDataOutputStream
Utility that wraps a OutputStream in a DataOutputStream.

Path
Names a file or directory in a FileSystem.

Classes in org.apache.hadoop.fs used by org.apache.hadoop.fs.viewfs

AbstractFileSystem
This class provides an interface for implementors of a Hadoop file system (analogous to the VFS of Unix).

BlockLocation
Represents the network location of a block, information about the hosts that contain block replicas, and other block metadata (E.g.

ContentSummary
Store the summary of a content (a directory or a file).

CreateFlag
CreateFlag specifies the file create semantic.

FileAlreadyExistsException
Used when target file already exists for any operation and is not configured to be overwritten.

FileChecksum
An abstract class representing file checksums for files.

FileStatus
Interface that represents the client side information for a file.

FileSystem
An abstract base class for a fairly generic filesystem.

FSDataInputStream
Utility that wraps a FSInputStream in a DataInputStream and buffers input through a BufferedInputStream.

FSDataOutputStream
Utility that wraps a OutputStream in a DataOutputStream.

FsServerDefaults
Provides server default configuration values to clients.

FsStatus
This class is used to represent the capacity, free and used space on a FileSystem.

ParentNotDirectoryException
Indicates that the parent of specified Path is not a directory as expected.

Path
Names a file or directory in a FileSystem.

UnsupportedFileSystemException
File system for a given file system name/scheme is not supported

XAttrSetFlag

Classes in org.apache.hadoop.fs used by org.apache.hadoop.io

CreateFlag
CreateFlag specifies the file create semantic.

FileContext
The FileContext class provides an interface to the application writer for using the Hadoop file system.

FileSystem
An abstract base class for a fairly generic filesystem.

FSDataOutputStream
Utility that wraps a OutputStream in a DataOutputStream.

Path
Names a file or directory in a FileSystem.

Classes in org.apache.hadoop.fs used by org.apache.hadoop.io.compress

Path
Names a file or directory in a FileSystem.

Seekable
Stream that permits seeking.

Classes in org.apache.hadoop.fs used by org.apache.hadoop.mapred

BlockLocation
Represents the network location of a block, information about the hosts that contain block replicas, and other block metadata (E.g.

FileStatus
Interface that represents the client side information for a file.

FileSystem
An abstract base class for a fairly generic filesystem.

Path
Names a file or directory in a FileSystem.

PathFilter

Classes in org.apache.hadoop.fs used by org.apache.hadoop.mapred.join

Path
Names a file or directory in a FileSystem.

Classes in org.apache.hadoop.fs used by org.apache.hadoop.mapred.lib

FileStatus
Interface that represents the client side information for a file.

FileSystem
An abstract base class for a fairly generic filesystem.

Path
Names a file or directory in a FileSystem.

PathFilter

Classes in org.apache.hadoop.fs used by org.apache.hadoop.mapred.lib.db

FileSystem
An abstract base class for a fairly generic filesystem.

Classes in org.apache.hadoop.fs used by org.apache.hadoop.mapreduce

FileSystem
An abstract base class for a fairly generic filesystem.

Path
Names a file or directory in a FileSystem.

Classes in org.apache.hadoop.fs used by org.apache.hadoop.mapreduce.lib.input

BlockLocation
Represents the network location of a block, information about the hosts that contain block replicas, and other block metadata (E.g.

FileStatus
Interface that represents the client side information for a file.

Classes in org.apache.hadoop.fs used by org.apache.hadoop.mapreduce.lib.output

Path
Names a file or directory in a FileSystem.

Classes in org.apache.hadoop.fs used by org.apache.hadoop.mapreduce.security

Path
Names a file or directory in a FileSystem.

Classes in org.apache.hadoop.fs used by org.apache.hadoop.mapreduce.v2.hs

FileContext
The FileContext class provides an interface to the application writer for using the Hadoop file system.

FileStatus
Interface that represents the client side information for a file.

Path
Names a file or directory in a FileSystem.

UnsupportedFileSystemException
File system for a given file system name/scheme is not supported

Classes in org.apache.hadoop.fs used by org.apache.hadoop.yarn.logaggregation

Path
Names a file or directory in a FileSystem.